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gethostbyaddr

(PHP 4, PHP 5, PHP 7)
Get the Internet host name corresponding to a given IP address
string gethostbyaddr ( string $ip_address )

Returns the host name of the Internet host specified by ip_address.

Parameters:
ip_address

The host IP address.

Returns:

Returns the host name on success, the unmodified ip_address on failure, or FALSE on malformed input.

Examples:
A simple gethostbyaddr() example
<?php
$hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']);

echo $hostname;
?>
See also:

gethostbyname() -

gethostbynamel() -

doc_php
doc_php
2016-02-24 16:09:42
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